News - when the typhoon is far away or there is no force 8 wind or rainstorm along the coast, the forecast responsibility area can release news and report the typhoon situation as required; When the alarm is cleared, it can also be released by message.

Warning - It is expected that the warning will be issued in the next 48 hours if the coastal area is affected or the typhoon is temporarily boarded.

Emergency warning - it is expected that the emergency warning will be issued in the next 24 hours if the coastal area is affected or the typhoon is temporarily boarded.